<?php

function breadcrumbs() {
 
  $showOnHome = 0; // 1 - show breadcrumbs on the homepage, 0 - don't show
  $delimiter = '<span class="hr">&raquo;</span>'; // delimiter between crumbs
  $home = 'Home'; // text for the 'Home' link
  $showCurrent = 1; // 1 - show current post/page title in breadcrumbs, 0 - don't show
  $before = '<span class="current">'; // tag before the current crumb
  $after = '</span>'; // tag after the current crumb
 
  global $wp_query, $post;
  $homeLink = get_bloginfo('url');

  if (is_home() || is_front_page()) {
 
    if ($showOnHome == 1) echo '<div id="crumbs"><a href="' . $homeLink . '">' . $home . '</a></div>';
 
  } else {
 
    echo '<div id="crumbs"><a href="' . $homeLink . '">' . $home . '</a> ' . $delimiter . ' ';
 
    if ( is_category() ) {
      // global $wp_query;
      /*
      $cat_obj = $wp_query->get_queried_object();
      $thisCat = $cat_obj->term_id;
      $thisCat = get_category($thisCat);
      $parentCat = get_category($thisCat->parent);
      if ($thisCat->parent != 0) echo(get_category_parents($parentCat, TRUE, ' ' . $delimiter . ' '));
      echo $before . 'Archive by category "' . single_cat_title('', false) . '"' . $after;
      */
      $teampage = new WP_Query(array(
        'post_type' => 'page',
        'meta_key' => '_wp_page_template',
        'meta_value' => 'tpl_News.php'
      ));

      echo '<a href="'.get_permalink($teampage->posts[0]->ID).'">'.get_the_title($teampage->posts[0]->ID).'</a>';
      echo $delimiter;
      echo $before . $wp_query->queried_object->name . $after;
 
    } elseif ( is_search() ) {
      echo $before . 'Search results for "' . get_search_query() . '"' . $after;
 
    } elseif ($wp_query->queried_object->taxonomy == 'service_industries') {
      $teampage = new WP_Query(array(
        'post_type' => 'page',
        'meta_key' => '_wp_page_template',
        'meta_value' => 'tpl_Projects.php'
      ));

      echo '<a href="'.get_permalink($teampage->posts[0]->ID).'">'.get_the_title($teampage->posts[0]->ID).'</a>';
      echo $delimiter;
      echo $before . $wp_query->queried_object->name . $after;

 
    } elseif ( is_single() && !is_attachment() ) {
      if ( get_post_type() != 'post' ) {
        $teampage = new WP_Query(array(
          'post_type' => 'page',
          'meta_key' => '_wp_page_template',
          'meta_value' => 'tpl_Projects.php'
        ));

        echo '<a href="'.get_permalink($teampage->posts[0]->ID).'">'.get_the_title($teampage->posts[0]->ID).'</a>';
        echo $delimiter;
        echo $before . get_the_title() . $after;

      } else {
        $teampage = new WP_Query(array(
          'post_type' => 'page',
          'meta_key' => '_wp_page_template',
          'meta_value' => 'tpl_News.php'
        ));

        echo '<a href="'.get_permalink($teampage->posts[0]->ID).'">'.get_the_title($teampage->posts[0]->ID).'</a>';
        echo $delimiter;
        echo $before . get_the_title() . $after;

        /*
        $cat = get_the_category(); $cat = $cat[0];
        echo get_category_parents($cat, TRUE, ' ' . $delimiter . ' ');
        if ($showCurrent == 1) echo $before . get_the_title() . $after;
        */
      }
 
    } elseif ( !is_single() && !is_page() && get_post_type() != 'post' && !is_404() ) {
      $post_type = get_post_type_object(get_post_type());
      echo $before . $post_type->labels->singular_name . $after;
 
    } elseif ( is_attachment() ) {
      $parent = get_post($post->post_parent);
      $cat = get_the_category($parent->ID); $cat = $cat[0];
      echo get_category_parents($cat, TRUE, ' ' . $delimiter . ' ');
      echo '<a href="' . get_permalink($parent) . '">' . $parent->post_title . '</a> ' . $delimiter . ' ';
      if ($showCurrent == 1) echo $before . get_the_title() . $after;
 
    } elseif ( is_page() && !$post->post_parent ) {
      if ($showCurrent == 1) echo $before . get_the_title() . $after;
 
    } elseif ( is_page() && $post->post_parent ) {
      $parent_id  = $post->post_parent;
      $breadcrumbs = array();
      while ($parent_id) {
        $page = get_page($parent_id);
        $breadcrumbs[] = '<a href="' . get_permalink($page->ID) . '">' . get_the_title($page->ID) . '</a>';
        $parent_id  = $page->post_parent;
      }
      $breadcrumbs = array_reverse($breadcrumbs);
      foreach ($breadcrumbs as $crumb) echo $crumb . ' ' . $delimiter . ' ';
      if ($showCurrent == 1) echo $before . get_the_title() . $after;
 
    } elseif ( is_search() ) {
      echo $before . 'Search results for "' . get_search_query() . '"' . $after;
 
    } elseif ( is_tag() ) {
      echo $before . 'Posts tagged "' . single_tag_title('', false) . '"' . $after;
 
    } elseif ( is_author() ) {
       global $author;
      $userdata = get_userdata($author);
      echo $before . 'Articles posted by ' . $userdata->display_name . $after;
 
    } elseif ( is_404() ) {
      echo $before . 'Error 404' . $after;
    }
 
    if ( get_query_var('paged') ) {
      if ( is_category() || is_day() || is_month() || is_year() || is_search() || is_tag() || is_author() ) echo ' (';
      // echo __('Page') . ' ' . get_query_var('paged');
      if ( is_category() || is_day() || is_month() || is_year() || is_search() || is_tag() || is_author() ) echo ')';
    }
 
    echo '</div>';
 
  }
} // end breadcrumbs()
?>